水力計(jì)算—PE公式計(jì)算

1、各環(huán)單位長度途泄流量環(huán)號面積 （104m2）人口密度（人/m2）居民數(shù)（人）每人用氣量 （m3/（人*h）本環(huán)供氣量（m3/h）A530.038201400.03604.2B470.038178600.03535.8C580.038220400.03661.2D1020.038387600.031162.8E550.038209000.03627F350.038133000.03399G850.038323000.03969H550.038209000.03627I400.038152000.03456J760.038288800.03866.4L830.038315400.03946.2M9

2、60.038364800.031094.4N1260.038478800.031436.4總供氣量10385.4環(huán)號管段號管段長度（m）單位長度途泄流量q（m3/（m*h）流量，m3/h途泄流量Q1A15-188430.404340.418-176290.195122.615-169160.386353.716-177110.195138.6B10-153260.338110.315-169160.386353.710-99640.479461.59-165960.191114.0C6-76020.211126.97-89020.211190.29-86850.211144.46-99470.

3、498472.0D5-1010880.548596.610-99640.479461.55-610450.288300.56-99470.498472.0E14-196620.399264.419-186320.209132.014-158650.356308.015-188430.404340.4F11-146560.317207.914-158650.356308.011-108640.408352.510-153260.338110.3G4-1110140.508514.711-108640.408352.54-57490.261195.45-1010880.548596.6H13-20

4、7490.191142.720-199810.191187.013-148980.360323.614-196620.399264.4I12-134010.17068.113-148980.360323.612-117310.417304.511-146560.317207.9J3-129830.466458.012-117310.417304.53-47830.247193.24-1110140.508514.7L2-215730.219125.621-1211220.219245.92-316400.219359.43-129830.466458.021-22596M22-259370.2

5、78260.125-2410540.598630.623-249390.278260.622-2310130.278281.2N25-2612860.321412.526-277370.321236.424-2714010.321449.425-2410540.598630.6L=5373.33333單位壓力降（p12-p22）/L11.1662531環(huán)號管段初步計(jì)算管段號鄰環(huán)號長度L（m）管段初步計(jì)算流量Q（m3/h）初選管徑（mm）A15-18E843248.5516018-17-62967.4516015-16B916-263.8716016-17-711-76.24160壓力降代數(shù)和-

6、23.75B10-15F326473.0816015-16A916263.8716010-9D964-417.692009-16-596-131.99160G壓力降代數(shù)和119.35C6-7-602-259.991607-8-902-104.601609-8-68579.431606-9D947423.43160壓力降代數(shù)和197.44D5-10G1088902.1911010-9B964417.691605-6-1045-1118.191606-9C947-423.43160壓力降代數(shù)和5924.54E14-19H662242.0916019-18-632133.9216014-15F865

7、-581.7916015-18A843-248.55160壓力降代數(shù)和-459.59F11-14I656655.0811014-15E865581.7916011-10G864-767.9320010-15B326-473.08160壓力降代數(shù)和2692.85G4-11J10141120.7011011-10F864767.932004-5-749-2531.521605-10D1088-902.19110壓力降代數(shù)和-2350.78H13-20-749362.1216020-19-981199.4816013-14I898-718.7116014-19E662-242.09160壓力降代數(shù)和

8、-517.77I12-13-4011328.1216013-14H898718.7116012-11J731-1005.0820011-14F656-655.08110壓力降代數(shù)和-1342.39J3-12L9831502.3111012-11I7311005.082003-4-783-4078.031604-11G1014-1120.70110壓力降代數(shù)和-6549.99L2-21-5734096.1520021-12-11221385.652002-3-1640-6071.031603-12J983-1502.31110壓力降代數(shù)和-73863.25M22-25-9371647.28200

9、25-24N1054571.55110B23-24-939-368.0416022-23-1013-639.96160壓力降代數(shù)和3509.80N25-26-1286463.2920026-27-737130.0216024-47-1401-247.1716025-24M1054-571.55110壓力降代數(shù)和-3265.56M環(huán)周邊長（m）沿環(huán)周邊單位長度途泄流量（m3/（m*h）30990.195居民耗熱定額為2303MJ/人年28020.19131360.211每人用氣量計(jì)算：2303*1.2*1.15*3/（35.95*365*24）=0.0340440.28830020.209人口密

10、度計(jì)算：（1/36.92+1/20.86）/2=0.03827110.14737150.26132900.19126860.17035110.24743180.21939430.27844780.321附注0.55Q1輸轉(zhuǎn)流量Q2初步計(jì)算流量Q187.2361.32248.55兩條管段向同一條管段供氣時，兩條管段各分擔(dān)一半的供氣量67.450.0067.45194.5669.31263.8776.240.0076.2460.67412.40473.08194.5669.31263.87253.84163.85417.6962.6869.31131.9969.81190.18259.99104.

11、600.00104.6079.430.0079.43259.58163.85423.43328.15574.05902.19253.84163.85417.69165.26952.921118.19259.58163.85423.43145.4496.66242.0972.6061.32133.92169.39412.40581.79187.2361.32248.55114.35540.73655.08169.39412.40581.79193.89574.05767.9360.67412.40473.08283.09837.611120.70各環(huán)單位長度途泄流量流量，m3/h193.8957

12、4.05767.93107.452424.072531.52328.15574.05902.1978.51283.61362.12102.8396.66199.48177.98540.73718.71145.4496.66242.0937.441290.681328.12177.98540.73718.71167.47837.611005.08114.35540.73655.08251.891250.431502.31167.47837.611005.08106.273971.764078.03283.09837.611120.7069.064027.094096.15135.221250.4

13、31385.65197.655873.386071.03251.891250.431502.312530.80143.041504.251647.28346.85224.70571.55143.34224.70368.04154.64485.32639.96226.88236.41463.29130.020.00130.02247.170.00247.17346.85224.70571.55Q1-210385.4Q1-2與總供氣量相等校正流量計(jì)算校正計(jì)算單位壓力降（p12-p22）/L管段壓力降pp/QQQ”Q管段校正流量0.119100.020.40-10.69-27.32-38.015.2

14、00.0127.570.11-38.010.132-120.740.46-197.610.015-10.600.14-38.01閉合差19.88%1.11壓力降代數(shù)和0.369120.230.2553.12106.48159.5912.880.132120.740.46197.610.102-98.360.241199.730.039-23.270.18159.59初步計(jì)算兩條管段向同一條管段供氣時，兩條管段各分擔(dān)一半的供氣量閉合差65.83%1.120.128-77.310.3073.80130.81204.62204.620.026-23.410.22204.620.01610.970.1

15、4204.620.303287.190.681244.75閉合差99.00%1.347.0777700.018.53257.98-1298.12-1040.13-1033.540.296285.380.68-1199.731.697-1773.671.59-1040.130.303-287.190.68-1244.75閉合差117.95%11.480.11374.990.31-135.8592.63-43.22147.200.04025.310.19-43.220.532-459.870.79-189.930.119-100.020.40-5.20閉合差139.23%1.693.9802611

16、.123.99250.90-104.19146.71118.950.532459.870.79189.930.299-257.910.34153.300.369-120.230.25-12.88閉合差156.15%5.3710.47810624.799.48-57.2350.64-6.59895.000.299257.910.34-153.307.388-5533.472.19-6.597.077-7700.018.531033.54閉合差19.50%20.540.230172.390.48-120.51-69.90-190.42-190.420.08179.080.40-190.420.77

17、3-694.240.97-218.180.113-74.990.31-147.20閉合差101.45%2.152.309925.750.70-111.90139.6627.7627.760.773694.240.97218.180.481-351.260.35929.363.980-2611.123.99-118.95閉合差58.59%6.0017.87017566.3111.69-131.43-770.16-901.59756.080.481351.260.35-929.3617.679-13842.773.39-901.5910.478-10624.799.48-895.00閉合差30.9

18、1%24.925.9563412.900.83-1591.45-66.23-1657.68-1657.680.850953.280.69-1657.6836.990-60663.119.99-1657.6817.870-17566.3111.69-756.08閉合差178.86%23.211.1561083.290.66219.14-168.1750.9750.973.1183286.445.75104.4353.12106.48159.590.237-222.380.6050.970.629-637.551.0050.97閉合差134.23%8.010.122157.470.34-234.2

19、1180.75-53.46-53.460.03828.020.22-53.460.117-164.610.67-53.463.118-3286.445.75-104.43閉合差179.60%6.97219.14-168.1750.97校正后管段流量校正后單位壓力降校正后管段壓力降p/QQQ”Q253.760.123103.740.41-88.1322.46-65.6629.440.0031.770.06-461.480.353-323.350.70-114.250.030-21.550.19-239.39閉合差106.30%1.36485.960.387126.080.26143.361803

20、.441946.80461.480.353323.350.70782.040.308-297.16-0.3827.600.003-1.50-0.05校正計(jì)算150.7740.31%0.53-55.370.009-5.120.091062.94-3229.60-2166.66100.020.024-21.64-0.22284.050.150-102.80-0.361668.183.4763291.431.973161.87184.85%1.49-131.350.231250.95-1.91-2434.51939.04-1495.47-782.040.898865.77-1.11-2158.325

21、.532-5781.042.68-1668.183.476-3291.431.97-7955.75156.16%1.63389.290.261173.090.44-171.0872.91-98.1790.700.02012.780.14-771.720.877-758.740.98-253.760.123-103.740.41-676.61129.08%1.98774.045.3703522.964.55327.58-68.27259.30771.720.877758.740.98-614.630.201-174.080.28-485.960.387-126.080.263981.54173.

22、80%6.082015.7030.67031099.3315.43796.12109.98906.10614.630.201174.080.28-2538.127.423-5559.692.19131.350.231-250.95-1.9125462.77137.32%15.99171.710.06246.400.27-319.07-107.65-426.739.070.0000.350.04-936.891.238-1111.941.19-389.290.261-173.090.44-1238.29185.96%1.941355.882.396960.690.71-111.92169.755

23、7.83936.891.2381111.941.19-75.720.005-3.730.05-774.045.370-3522.964.55-1454.0551.94%6.502258.4037.84637202.9916.47-193.49-688.72-882.2175.720.0053.730.05-4979.6225.579-20028.134.02-2015.7030.670-31099.3315.43-13920.7531.52%35.972438.472.3331336.640.55-2249.29-109.28-2358.57-272.030.04853.88-0.20-772

24、8.7158.166-95392.3812.34-2258.4037.846-37202.9916.47-131204.84195.85%29.171698.251.2211143.800.67340.74-280.0160.73675.984.2114438.216.57143.361803.441946.80-317.070.182171.02-0.54-588.990.543-550.420.935202.61165.07%7.63409.820.099126.900.31-325.59358.1232.5376.560.01511.070.14-300.630.166232.32-0.

25、77-675.984.211-4438.216.57-4067.91169.20%6.25340.74-280.0160.73管段校正流量校正后管段流量校正后單位壓力降校正后管段壓力降32.5137.710.0043.66-65.66-103.680.02616.07-2012.46-2210.075.775-5289.50-65.66-103.680.026-18.17壓力降代數(shù)和-5287.93閉合差198.52%1687.491700.383.5971172.712012.462210.075.7755289.503442.274642.007.481-7212.031946.80210

26、6.395.294-3154.99-3904.8246.41%-2166.66-1962.044.656-2803.04-2166.66-1962.044.656-4199.91-2166.66-1962.044.656-3189.51-671.19573.560.518490.94-9701.52181.62%-2401.57-3435.1282.76590047.82-3442.27-4642.0022.45821649.63-1495.47-2535.617.409-7742.89671.19-573.560.518-490.94103463.61172.54%328.56475.760.373246.61-98.17-141.390.04427.84-357.48-547.410.477-412.89-32.51-37.710.004-3.66-142.1241.13%201.47320.421.113730.38357.48547.41